tree 2002593d13dd0655f3915ab9c763276d972d8cbd
parent d73a9f5716d05059fec61ceaa301e46a5643461a
author zhufl <zhu.fanglei@zte.com.cn> 1481187927 +0800
committer zhufl <zhu.fanglei@zte.com.cn> 1481188183 +0800

Use wait_until in create_test_server to wait for server ACTIVE

In some testcases, waiters.wait_for_server_status(..., 'ACTIVE') after
self.create_test_server() can be replaced by self.create_test_server(
wait_until='ACTIVE').

Change-Id: Idb9dbfee830344e4087972c59b444b477d3a0c05